"St. Martin's Eve: A Novel" by Mrs. Henry Wood is a novel published in 1866. After George Carleton St. John's sudden death, his second wife Charlotte gains custody of his two sons, including the heir to Alnwick estate. Dark suspicions arise about her fitness as guardian, especially when tragedy strikes on St. Martin's Eve. Meanwhile, Frederick St. John's pursuit of an engaged woman in France ends in heartbreak. As disturbing events unfold and Charlotte's behavior grows increasingly erratic, questions emerge about madness, jealousy, and a child's mysterious death. (This is an automatically generated summary.)